blackout: simplify recovery session_id binding to queued value

tests/test_main.py

@@ -6525,6 +6525,7 @@ async def test_process_blackout_recovery_executes_valid_intents() -> None:
     intent.quantity = 1
     intent.price = 100.0
     intent.source = "test"
+    intent.session_id = "NXT_AFTER"
     intent.attempts = 0
 
     blackout_manager = MagicMock()
@@ -6555,7 +6556,7 @@ async def test_process_blackout_recovery_executes_valid_intents() -> None:
     assert row is not None
     assert row[0] == "BUY"
     assert row[1] == 1
-    assert row[2] == "KRX_REG"
+    assert row[2] == "NXT_AFTER"
     assert row[3].startswith("[blackout-recovery]")